frame 1 TM 9-2320-209-34-2-1 There are no special cleaning procedures required. Refer to cleaning procedures given in para 1-3. e. Inspection and Repair. 1. 2. 3. 4. Check that scavenger oil pump cover (1), scavenger oil pump housing (2), and pressure oil pump housing (3) are not bent, dented or cracked. To straighten, refer to FM 43-2. To repair cracks by welding, refer to TM 9-237. Check the surfaces of the scavenger oil pump cover (1), scavenger oil pump housing (2), and the pressure oil pump housing (3) for nicks, burrs or raised metal. Fix nicks, burrs and raised metal with a fine mill file or crocus cloth. Check that four impellers (4, 5, 6, and 7) are not badly worn, scored, or damaged. If impellers are worn, scored or damaged, get a new oil pump. Check that four impellers (4, 5, 6, and 7) do not have nicks, burrs, or raised metal. Fix nicks, burrs or raised metal with a fine mill file or crocus cloth. GO TO FRAME 2 2-179